package com.lkd.http.controller;

import com.lkd.entity.OrderEntity;
import com.lkd.service.OrderService;
import com.lkd.utils.ConvertUtils;
import com.lkd.vo.PayVO;
import com.lkd.wxpay.WXConfig;
import com.lkd.wxpay.WxPayDTO;
import com.lkd.wxpay.WxPaySDKUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.ServletInputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@RestController
@RequestMapping("/order")
@Slf4j
public class OrderController {

    @Autowired
    private OrderService orderService;

    @Autowired
    private WxPaySDKUtil wxPaySDKUtil;

    @PostMapping("/weixinPay")
    public String weixinPay(@RequestBody PayVO vo) {
        //创建订单
        OrderEntity orderEntity = orderService.createOrder(vo);
        //封装支付请求对象调用支付
        WxPayDTO wxPayDTO = new WxPayDTO();
        wxPayDTO.setBody(orderEntity.getSkuName());//商品描述
        wxPayDTO.setOpenid(orderEntity.getOpenId());
        wxPayDTO.setOutTradeNo(orderEntity.getOrderNo()); //订单号
        wxPayDTO.setTotalFee(orderEntity.getAmount()); //订单金额


        return wxPaySDKUtil.requestPay(wxPayDTO);
    }


    /**
     * 微信支付回调接口
     *
     * @param request
     * @param response
     */
    @RequestMapping("/payNotify")
    @ResponseBody
    public void payNotify(HttpServletRequest request, HttpServletResponse response) {
        log.info("调用了回调方法");

        try {
            String convert = ConvertUtils.convertToString(request.getInputStream());
            String validPay = wxPaySDKUtil.validPay(convert);
//            String validPay = "01000001427721836836200";
            if (validPay != null) {
                log.info("回调成功");
                //出货
                orderService.vendOut(validPay);
                //给微信支付一个成功的响应
                response.setContentType("text/xml");
                response.getWriter().write(WXConfig.RESULT);
            }
        } catch (Exception e) {
            log.error("支付回调方法失败", e);
        }

    }
}
